43998231086 has 16 divisors (see below), whose sum is σ = 66842807040. Its totient is φ = 21717379320.

The previous prime is 43998231077. The next prime is 43998231103. The reversal of 43998231086 is 68013289934.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1293185 + ... + 1326771.

It is an arithmetic number, because the mean of its divisors is an integer number (4177675440).

Almost surely, 2^43998231086 is an apocalyptic number.

43998231086 is a deficient number, since it is larger than the sum of its proper divisors (22844575954).

43998231086 is a wasteful number, since it uses less digits than its factorization.

43998231086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41959.

The product of its (nonzero) digits is 2239488, while the sum is 53.

The spelling of 43998231086 in words is "forty-three billion, nine hundred ninety-eight million, two hundred thirty-one thousand, eighty-six".